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Hint of Planet-Sized Drifters Bewilders Hubble Scientists

by: NASA

Publication date: 6/27/2001

Topics: What -- Constellation, What -- Sagittarius

Technical facts about this news release: About this Object Object Name: M22; NGC 6656 Object Description: Globular Cluster Position (J2000): R.A. 18h 36.4m Dec. -23° 55' Constellation: Sagittarius Distance: 2.6 kpc (8,500 light-years) Dimensions: This image is roughly 1.3 arcminutes (roughly 3.3 light-years) wide. The entire globular cluster is roughly 24 arcminutes across. About the Data Instrument: WFPC2 Exposure Dates: February - June, 1999 Filters: F555W (V); F814W (I) Principal Astronomers: K. Sahu, S. Casertano, M. Livio, R.Gilliland (STScI), N. Panagia (ESA/STScI), M. Albrow and M. Potter (STScI) About this Image Image Credit: NASA, ESA and K. Sahu (STScI) Release Date: June 27, 2001 2:00 p.m. (EDT) Orientation: Globular Cluster M22 (inset shows entire cluster) *News Release Number:*: STScI-2001-20c